/* style.css */
* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }
:root { --primary: #764ba2; --secondary: #667eea; --accent: #ff7e5f; --light: #f9f7ff; --dark: #333; --gray: #777; }
body { background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%); min-height: 100vh; color: #333; overflow-x: hidden; }
.container { max-width: 1400px; width: 100%; margin: 0 auto; padding: 0 15px; }

/* Header */
header { background: rgba(255, 255, 255, 0.95); box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1); position: sticky; top: 0; z-index: 1000; }
.header-container { display: flex; justify-content: space-between; align-items: center; padding: 15px 0; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 1.5rem; font-weight: 700; color: var(--primary); text-decoration: none; }
.nav-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--primary); cursor: pointer; }
.nav-menu { display: flex; gap: 15px; }
.nav-link { color: var(--dark); text-decoration: none; font-weight: 600; padding: 8px 12px; border-radius: 5px; transition: all 0.3s; font-size: 0.95rem; }
.nav-link:hover, .nav-link.active { background: var(--primary); color: white; }

/* Pages */
.page { display: block; min-height: 80vh; padding: 30px 0; }
.page-header { text-align: center; margin-bottom: 30px; color: white; padding: 0 10px; }
.page-header h1 { font-size: 2.2rem; margin-bottom: 10px; text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3); }

/* Content & Calculators */
.content-page { background: white; border-radius: 15px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2); padding: 30px; margin-bottom: 25px; }
.content-page h2 { color: var(--primary); margin-bottom: 18px; border-bottom: 2px solid #f0f0f0; padding-bottom: 10px; font-size: 1.5rem; }
.content-page ul { margin-left: 20px; margin-bottom: 20px; }
.content-page li { margin-bottom: 10px; line-height: 1.6; }

.calculator-container { display: flex; flex-wrap: wrap; gap: 20px; justify-content: center; }
.calculator { background: white; border-radius: 15px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2); padding: 25px; flex: 1; min-width: 300px; max-width: 500px; width: 100%; }
.calculator h2 { color: var(--primary); margin-bottom: 20px; border-bottom: 2px solid #f0f0f0; padding-bottom: 10px; display: flex; align-items: center; gap: 10px; font-size: 1.4rem; }

/* Inputs */
.input-group { margin-bottom: 18px; }
.input-group label { display: block; margin-bottom: 8px; font-weight: 600; color: #555; }
.input-group input, .input-group select { width: 100%; padding: 12px 15px; border: 1px solid #ddd; border-radius: 8px; font-size: 16px; }
.slider-container { margin-top: 10px; }
.slider { width: 100%; height: 6px; background: #e0e0e0; border-radius: 5px; outline: none; -webkit-appearance: none; }
.slider::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; border-radius: 50%; background: var(--primary); cursor: pointer; transition: transform 0.2s; }
.slider::-webkit-slider-thumb:hover { transform: scale(1.1); }

/* Results */
.results { background: var(--light); border-radius: 10px; padding: 18px; margin-top: 25px; border-left: 4px solid var(--primary); }
.result-item { display: flex; justify-content: space-between; margin-bottom: 12px; padding-bottom: 12px; border-bottom: 1px solid #eaeaea; }
.result-value { font-weight: 700; color: var(--primary); }
.highlight { background: var(--primary); color: white; padding: 5px 10px; border-radius: 5px; }

/* Charts */
.chart-container { margin-top: 25px; height: 220px; position: relative; }
.chart-container h3 { margin-bottom: 10px; font-size: 1.1rem; color: var(--primary); }
.chart { width: 100%; height: 100%; display: flex; align-items: flex-end; justify-content: space-around; padding: 10px; background: #f9f9f9; border-radius: 8px; }
.chart-bar { width: 35px; background: linear-gradient(to top, var(--primary), var(--secondary)); border-radius: 5px 5px 0 0; position: relative; margin: 0 2px; }

/* Extras */
.broker-buttons { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 20px; }
.broker-btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 18px; background: var(--primary); color: white; border: none; border-radius: 8px; text-decoration: none; cursor: pointer; }
.broker-btn:hover { background: #5a3a7e; }
.zerodha { background: #387ed1; } .angel { background: #e53e3e; } .groww { background: #00d09c; }
.faq-item { margin-bottom: 20px; border-bottom: 1px solid #eee; padding-bottom: 15px; }
.faq-question { font-weight: 600; color: var(--primary); cursor: pointer; display: flex; justify-content: space-between; }
.faq-answer { display: none; color: #555; margin-top: 10px; line-height: 1.6; }

/* Footer */
footer { margin-top: 40px; background: rgba(255, 255, 255, 0.1); backdrop-filter: blur(10px); border-radius: 15px; padding: 25px; color: white; }
.footer-content { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 25px; }
.footer-column ul { list-style: none; }
.footer-column a { color: #e0e0e0; text-decoration: none; }
.copyright { text-align: center; margin-top: 25px; border-top: 1px solid rgba(255, 255, 255, 0.2); padding-top: 20px; }

@media (max-width: 768px) {
    .nav-menu { display: none; flex-direction: column; position: absolute; top: 70px; left: 0; right: 0; background: white; padding: 20px; }
    .nav-menu.active { display: flex; }
    .nav-toggle { display: block; }
    .calculator-container { flex-direction: column; }
}